Home / 28,197,709,885.12-42,659,819,513.44

Finding the Third Proportional to 28,197,709,885.12 and 42,659,819,513.44

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Solution

The third proportional to 28,197,709,885.12 and 42,659,819,513.44 is: 64,539,290,897.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,197,709,885.12 : 42,659,819,513.44 = 42,659,819,513.44 : x
  2. Step 2: Convert to fraction form
    28,197,709,885.12/42,659,819,513.44 = 42,659,819,513.44/x
  3. Step 3: Cross multiply
    28,197,709,885.12x = 42,659,819,513.44 × 42,659,819,513.44
  4. Step 4: Simplify right side
    28,197,709,885.12x = 1,819,860,200,918,934,618,112
  5. Step 5: Solve for x
    x = 1,819,860,200,918,934,618,112/28,197,709,885.12
  6. Step 6: Final answer
    x = 64,539,290,897.49

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.